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Heredity

Total questions: 41

Worksheet time: 1hrs 5mins

Name
Class
Date
1.
Heredity is the passing of traits from _____________________ to _____________________
a)
predators to prey
b)
water to rain
c)
parents to offspring
d)
fungi to protists
2.
___________________________ is the study of how traits are passed on, or inherited.
a)
dominant traits
b)
ratio
c)
phenotype
d)
genetics
3.
If a child has red hair, they inherited a certain _______________ from their parents.
a)
ratio
b)
trait
c)
probability
d)
sex chromosome
4.
One trait that is ALWAYS present and causes the other traits to disappear is a ________________________
a)
recessive trait
b)
aggressive trait
c)
absent trait
d)
dominant trait
5.
Offspring receives two sets of _____________ (one from each parent)
a)
blue jeans
b)
genes
c)
machines
d)
pedigree
6.
_____________________ is the appearance of an organism, or how it looks
a)
phenotype
b)
ratio
c)
recessive trait
d)
heredity
7.
A ________________________ is used to predict the possible genotype from certain parents
a)
Mendel Grid
b)
Genetic Tic Tac Toe
c)
Punnett Square
d)
Pedigree Plot
8.
_____________________ are cells that join to make offspring
a)
speed cells
b)
sex cells
c)
pea cells
d)
pedigree cells
9.
When humans breed purebred dogs to look a certain way and have traits that they like, this is an example of ___________________________
a)
Probably Breeding
b)
Sectional Breeding
c)
Selective Breeding
d)
Suspended Breeding
10.

An organism is a hybrid genotype (Tt) but is appears tall instead of short.

a)

Law of Dominance

b)

Law of Segregation

c)

Law of Independent Assortment

11.

Person A is smart and has brown hair while Person B is also smart but has blonde hair.

a)

Law of Dominance

b)

Law of Segregation

c)

Law of Independent Assortment

12.

There are more right-handed people in the world.

a)

Law of Dominance

b)

Law of Segregation

c)

law of Independent Assortment

13.

One gene for the type of earlobes a person will have will be in each gamete.

a)

Law of Dominance

b)

Law of Independent Assortment

c)

Law of Segregation

14.

Law of Independent Assortment

a)

every organism has two alleles which separate when gametes are produced

b)

alleles for traits are the same

c)

genes from different traits are inherited independently of one another

d)

the allele combination of an organism

15.

If a dominant allele is present, the trait will always appear in the organism.

a)

Law of Segregation

b)

Law of Dominance

c)

Law of Independent Assortment

16.

Law of Segregation

a)

every organism has two alleles which separate when gametes are produced

b)

alleles for traits are the same

c)

genes from different traits are inherited independently of one another

d)

the allele combination of an organism

17.

The image is showing two possible ways non-homologous chromosomes may line up during metaphase 1 of meiosis 1. Which of Mendel's laws is this image depicting?

a)

Mendel's Law of dominance

b)

Mendel's Law of recessive

c)

Mendel's Law of random assortment

d)

Mendel's Law of Independent Assortment

18.

alleles

a)

the allele combination of an organism

b)

different forms of genes

c)

alleles for traits are the same

d)

factors that determine traits

19.

genotype

a)

the allele combination of an organism

b)

different forms of genes

c)

alleles for traits are the same

d)

factors that determine traits

20.

genes

a)

the allele combination of an organism

b)

different forms of genes

c)

alleles for traits are the same

d)

factors that determine traits

21.

Monohybrid cross

a)

this cross is used when studying one trait

b)

this cross is used when studying two traits

c)

this cross is used when studying three or more traits

22.

homozygous

a)

the allele combination of an organism

b)

different forms of genes

c)

alleles for traits are the same

d)

factors that determine traits

23.

phenotype

a)

factors that determine traits

b)

every organism has two alleles which separate when gametes are produced

c)

genes for different traits are inherited independently of each other

d)

the way an organism looks and behaves

24.

heterozygous

a)

this cross is used when studying one trait

b)

this cross is used when studying two traits

c)

this cross is used when studying three or more traits

d)

when two alleles for a trait are different

25.
What type of inheritance do two alleles have if their traits blend together? 
a)
Incomplete Dominance
b)
Co-Dominance
c)
Mendelian Inheritance
d)
Homozygous Inheritance
26.
A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?
a)
Incomplete Dominance
b)
Co dominance
c)
Independent assortment
d)
Recessive inheritance
27.
A plant shows incomplete dominance in size. A tall plant (TT) is crossed with a medium plant (TS). What fraction of plants will also be tall?
a)
100 %
b)
75%
c)
50%
d)
25%
28.
A roan cow shows co-dominance in fur color (orange and white). What is the phenotype ratio expected if a roan cow and a roan steer mate together?
a)
4: Orange and White
b)
1: Orange : 1 White
c)
2 Orange: 2 Orange and White: 0 White
d)
1: Orange: 2 Orange and White: 1 White
29.
A red flowered plant (RR) breeds with a White flowered plant (WW). The gene for petal color in these plants expresses incomplete dominance.  What percentage of the offspring will have pink (RW) flowers?
a)
0%
b)
25%
c)
50%
d)
100%
30.

When one allele is not dominant over another, resulting in a blended phenotype for heterozygous offspring is considered....

a)

Incomplete Dominance

b)

Codominance

31.

Radish color is completely dominant, red and white are pure breeding colors. While heterozygous are purple.


Cros a red radish with a white.

a)

4 purple

b)

1 red, 2 purple, 1 white

c)

2 red, 2 white

d)

1 red, 1 purple, 2 white

32.

Some flowers are controlled by codominance. Red flowers (RR), blue flowers (BB) and Speckled flowers (RB).


Cross a red flower with a blue flower.

a)

1 red, 2 speckled, 1 blue

b)

2 red, 2 blue

c)

4 speckled

d)

1 red, 1 speckled, 2 blue

33.

In mice coat color is incompletely dominant. Black and white are homozygous. Brown mice are heterozygous.


What is the genotype for a brown mouse?

a)

BB

b)

Bb

c)

bb

34.

In cattle red coats are represented as RR, and white coats are represented as WW.


What is the genotype for Roan color?

a)

RR

b)

RW

c)

WW

35.
This is an example of ___________.
a)
 Incomplete Dominance
b)
 Codominance
36.
This type of inheritance pattern is a MIXTURE of both traits.
a)
incomplete dominance
b)
co-dominance
c)
complete dominance
37.
This is an example of ___________?
a)
Incomplete dominance
b)
Co-Dominance
38.
This is an example of ___________.
a)
Incomplete Dominance
b)
Codominance
39.
If you cross a black chicken with a white chicken, only checkered chickens would be produced.  What kind of inheritance pattern does this follow?
a)
incomplete Dominance
b)
Co-Dominance
40.
This type of inheritance pattern shows BOTH traits in possible offspring
a)
complete dominance
b)
incomplete dominance
c)
co-dominance
d)
dominant pattern
41.
The different forms of a gene are called
a)
traits
b)
pollinators
c)
alleles
d)
hybrids

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